CN215226776U

CN215226776U - Pressure cooker with pressure limiting structure

Info

Publication number: CN215226776U
Application number: CN202121385877.9U
Authority: CN
Inventors: 邓智豪
Original assignee: Foshan City Shunde District Huang Wei Electrical Technology Co ltd
Current assignee: Foshan City Shunde District Huang Wei Electrical Technology Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-21
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a pressure cooker with a pressure limiting structure, which comprises a valve seat, wherein the bottom end of the valve seat is fixedly connected with a connecting seat, the upper end of the valve seat is provided with a straight-through pipe, the inside of the valve seat is provided with an adjusting structure, the upper end of the adjusting structure is provided with a pressure limiting structure, and two ends of the valve seat are provided with exhaust devices; the utility model relates to the technical field of household appliances. This pressure cooker with pressure limiting structure, through regulation structure and the pressure limiting structure that sets up, the pressure regulating spring indirect effect is in the pot pressure of control of the elasticity size on the reference column, its simple structure is reasonable, good reliability, pass through the exhaust hole of high-pressure gas from the center tube wall, expand in the connecting tube, the velocity of flow reduces, and because still be provided with the baffle of band-pass hole at the front end of center tube, make high-pressure gas pass the through-hole on the baffle from the inner chamber of disk seat and get into the emission, high-pressure gas is cushioned, the energy weakens, the air current noise weakens thereupon, thereby play noise abatement effect.

Description

Pressure cooker with pressure limiting structure

Technical Field

The utility model relates to the technical field of household appliances, in particular to a pressure cooker with a pressure limiting structure.

Background

The pressure cooker is a cooker in a kitchen, and applies pressure to water through the physical phenomenon that liquid can be lifted at a boiling point of higher air pressure so that the water can reach higher temperature without boiling, thereby accelerating the efficiency of stewing food. The utility model can heat the cooked food to more than 100 ℃, and in high altitude areas, the problem that the food is not easy to cook due to the reduction of the boiling point of water can be avoided by using the pressure cooker.

The pressure limiting effect of the existing pressure cooker is poor, and because the air leakage noise is easily released in a transmission path, the air leakage noise has wide frequency and large energy, and the sound quality and the comfort of the pressure cooker can be greatly influenced.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a pressure cooker with voltage limiting structure has solved current pressure cooker, and it is poor to press the valve voltage limiting effect when using to because the disappointing noise releases in the route of propagation very easily, can be very big influence the sound quality of pressure cooker and the problem of travelling comfort.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a pressure cooker with a pressure limiting structure comprises a valve seat, wherein the bottom end of the valve seat is fixedly connected with a connecting seat, a straight-through pipe is arranged at the upper end of the valve seat, an adjusting structure is arranged inside the valve seat, the upper end of the adjusting structure is provided with the pressure limiting structure, and two ends of the valve seat are provided with exhaust devices; the adjusting structure comprises a valve cap fixedly connected with the inner cavity of the valve seat, the inner cavity of the valve cap is slidably connected with an adjusting valve, a supporting plate is fixedly connected inside the adjusting valve, a valve core is fixedly connected to the bottom end of the supporting plate, and a sealing plug is fixedly connected to the bottom end of the valve core.

Preferably, the bottom end of the straight-through pipe is fixedly connected with an installation seat, and the installation seat is fixedly connected with the upper surface of the valve seat through a bolt.

Preferably, a placing groove is formed in the connecting position of the connecting seat and the valve seat, the size of the placing groove is matched with the sealing plug, and a connecting groove is formed in the surface of the inner cavity of the adjusting valve.

Preferably, the top end fixedly connected with safety cover of through pipe, the top end fixedly connected with locating lever and the locating lever of disk seat are located the inside of safety cover.

Preferably, the pressure limiting structure comprises a first spring seat arranged inside the through pipe, the top end of the first spring seat is fixedly connected with a positioning column, the top end of the first spring seat is fixedly connected with a limiting column, the upper end surface of the limiting column is sleeved with a second spring seat, a pressure regulating spring is arranged between the first spring seat and the second spring seat, and the top end of the limiting column penetrates through the positioning rod and extends to the inner cavity of the protection cover.

Preferably, exhaust apparatus includes the connecting pipe of fixed connection at disk seat both ends, the inside of connecting pipe is provided with the center tube, the exhaust hole has been seted up on the surface of center tube, the outside one end fixedly connected with baffle of center tube, be provided with the clearance between the outside one end fixedly connected with supporting shoe and the supporting shoe of baffle, the through-hole has been seted up on the surface of baffle, the connecting pipe is provided with the sealing washer with the center tube junction.

Advantageous effects

The utility model provides a pressure cooker with a pressure limiting structure. Compared with the prior art, the method has the following beneficial effects:

(1) this pressure cooker with voltage limiting structure, when the inside of pressure cooker possess the high pressure, high-pressure gas pushes away case rebound through the air vent on the connecting seat, thereby it is located the valve cap rebound to drive the governing valve, make the governing valve drive the reference column rebound, the reference column promotes first spring holder rebound, thereby extrude the pressure regulating spring between first spring holder and the second spring holder, make the sealing plug of case bottom break away from the standing groove, through the regulation structure and the voltage limiting structure that set up, pressure regulating spring indirect action is in the pot internal pressure of control of elasticity size on the reference column, the steam generator is simple in structure reasonable, high reliability.

(2) This pressure cooker with voltage limiting structure, reentrant connecting pipe after the inner chamber that gets into the disk seat through high-pressure gas, high-pressure gas passes from the exhaust hole of center tube wall, and at the intraductal inflation of connecting, the velocity of flow reduces to because still be provided with the baffle of taking the through-hole at the front end of center tube, make high-pressure gas pass the through-hole on the baffle from the inner chamber of disk seat and get into the emission, high-pressure draught obtains the buffering, and the energy weakens, and the air current noise weakens thereupon, thereby plays noise abatement effect.

Drawings

Fig. 1 is a perspective view of the external structure of the present invention;

FIG. 2 is a perspective sectional view of the overall structure of the present invention;

FIG. 3 is a schematic view of the state of high pressure relief in the present invention;

fig. 4 is a three-dimensional cross-sectional view of the structure of the middle exhaust device of the present invention.

In the figure: 1. a valve seat; 101. positioning a rod; 2. a connecting seat; 201. a placement groove; 3. a straight-through pipe; 301. a mounting seat; 302. a bolt; 4. an adjustment structure; 401. a bonnet; 402. adjusting a valve; 403. a valve core; 404. a sealing plug; 5. a voltage limiting structure; 6. an exhaust device; 601. a connecting pipe; 602. a central tube; 603. an exhaust hole; 604. a partition plate; 605. a support block; 606. a through hole; 607. a seal ring; 7. a protective cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a pressure cooker with a pressure limiting structure comprises a valve seat 1, wherein the bottom end of the valve seat 1 is fixedly connected with a connecting seat 2, the upper end of the valve seat 1 is provided with a straight-through pipe 3, an adjusting structure 4 is arranged inside the valve seat 1, the upper end of the adjusting structure 4 is provided with a pressure limiting structure 5, and two ends of the valve seat 1 are provided with exhaust devices 6; the adjusting structure 4 comprises a bonnet 401 fixedly connected with the inner cavity of the valve seat 1, the inner cavity of the bonnet 401 is slidably connected with an adjusting valve 402, the inside of the adjusting valve 402 is fixedly connected with a supporting plate, the bottom end of the supporting plate is fixedly connected with a valve core 403, and the bottom end of the valve core 403 is fixedly connected with a sealing plug 404; the bottom end of the straight-through pipe 3 is fixedly connected with an installation seat 301, and the installation seat 301 is fixedly connected with the upper surface of the valve seat 1 through a bolt 302; a placing groove 201 is formed at the connecting position of the connecting seat 2 and the valve seat 1, the size of the placing groove 201 is matched with that of the sealing plug 404, and a connecting groove is formed in the surface of the inner cavity of the regulating valve 402; the top end of the straight-through pipe 3 is fixedly connected with a protective cover 7, the top end of the valve seat 1 is fixedly connected with a positioning rod 101, and the positioning rod 101 is positioned inside the protective cover 7; the pressure limiting structure 5 comprises a first spring seat 501 arranged inside the straight-through pipe 3, the top end of the first spring seat 501 is fixedly connected with a positioning column 502, the top end of the first spring seat 501 is fixedly connected with a limiting column 503, the upper end surface of the limiting column 503 is sleeved with a second spring seat 504, a pressure regulating spring 505 is arranged between the first spring seat 501 and the second spring seat 504, and the top end of the limiting column 503 penetrates through the positioning rod 101 and extends to the inner cavity of the protection cover 7; exhaust apparatus 6 includes connecting pipe 601 of fixed connection at valve seat 1 both ends, and the inside of connecting pipe 601 is provided with center tube 602, and exhaust hole 603 has been seted up on the surface of center tube 602, and the outside one end fixedly connected with baffle 604 of center tube 602, the outside one end fixedly connected with supporting shoe 605 of baffle 604 and be provided with the clearance between the supporting shoe 605, and through-hole 606 has been seted up on the surface of baffle 604, and the connecting pipe 601 is provided with sealing washer 607 with the junction of center tube 602.

And those not described in detail in this specification are well within the skill of those in the art.

When the device works, the device is arranged on a pressure cooker cover through the connecting seat 2, when the pressure cooker has high pressure inside, high-pressure gas pushes the valve core 403 to move upwards through the vent hole on the connecting seat 2, so as to drive the regulating valve 402 to be positioned in the valve cap 401 to move upwards, so that the regulating valve 402 drives the positioning column 502 to move upwards, the positioning column 502 pushes the first spring seat 501 to move upwards, so as to press the pressure regulating spring 505 between the first spring seat 501 and the second spring seat 504, so that the sealing plug 404 at the bottom end of the valve core 403 is separated from the placing groove 201, the high-pressure gas enters the connecting pipe 601 after entering the inner cavity of the valve seat 1, the high-pressure gas passes through the vent hole 603 on the wall surface of the central pipe 602, expands in the connecting pipe 601, the flow rate is reduced, and the high-pressure gas passes through the through hole 606 on the partition 604 to enter and discharge from the inner cavity of the valve seat 1 due to the partition 604 being further arranged at the front end of the central pipe 602, the high-pressure airflow is buffered, the energy is weakened, and the airflow noise is weakened along with the energy, so that the noise elimination effect is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pressure cooker with pressure limiting structure, which comprises a valve seat (1), is characterized in that: the bottom end of the valve seat (1) is fixedly connected with a connecting seat (2), a straight-through pipe (3) is arranged at the upper end of the valve seat (1), an adjusting structure (4) is arranged inside the valve seat (1), a pressure limiting structure (5) is arranged at the upper end of the adjusting structure (4), and exhaust devices (6) are arranged at two ends of the valve seat (1);

adjust structure (4) including with valve seat (1) inner chamber fixed connection's valve cap (401), the inner chamber sliding connection of valve cap (401) has governing valve (402), the inside fixedly connected with backup pad of governing valve (402), and the bottom fixedly connected with case (403) of backup pad, the bottom fixedly connected with sealing plug (404) of case (403).

2. The pressure cooker with the pressure limiting structure as recited in claim 1, wherein: the bottom end of the straight-through pipe (3) is fixedly connected with an installation seat (301), and the installation seat (301) is fixedly connected with the upper surface of the valve seat (1) through a bolt (302).

3. The pressure cooker with the pressure limiting structure as recited in claim 1, wherein: a placing groove (201) is formed in the connecting position of the connecting seat (2) and the valve seat (1), the size of the placing groove (201) is matched with the sealing plug (404), and a connecting groove is formed in the surface of the inner cavity of the adjusting valve (402).

4. The pressure cooker with the pressure limiting structure as recited in claim 1, wherein: the top end fixedly connected with safety cover (7) of through pipe (3), the top end fixedly connected with locating lever (101) and locating lever (101) of disk seat (1) are located the inside of safety cover (7).

5. The pressure cooker with the pressure limiting structure as recited in claim 4, wherein: the pressure limiting structure (5) comprises a first spring seat (501) arranged inside the straight-through pipe (3), a positioning column (502) is fixedly connected to the top end of the first spring seat (501), a limiting column (503) is fixedly connected to the top end of the first spring seat (501), a second spring seat (504) is sleeved on the upper end surface of the limiting column (503), a pressure regulating spring (505) is arranged between the first spring seat (501) and the second spring seat (504), and the top end of the limiting column (503) penetrates through the positioning rod (101) and extends to the inner cavity of the protection cover (7).

6. The pressure cooker with the pressure limiting structure as recited in claim 1, wherein: exhaust apparatus (6) are including connecting pipe (601) of fixed connection at valve seat (1) both ends, the inside of connecting pipe (601) is provided with center tube (602), exhaust hole (603) have been seted up on the surface of center tube (602), outside one end fixedly connected with baffle (604) of center tube (602), be provided with the clearance between outside one end fixedly connected with supporting shoe (605) and supporting shoe (605) of baffle (604), through-hole (606) have been seted up on the surface of baffle (604), connecting pipe (601) and center tube (602) junction are provided with sealing washer (607).